Backend developer for an IoT project. Developed IoT integrations and APIs on Azure Cloud.

Integrated Sigfox radio network, collecting environmental data (temperature, humidity, CO2, etc.) from tens of thousands of IoT devices. Built with Azure Event Hub and a TypeScript Azure Function, this integration streamlined device setup and contributed to a multi-million euro revenue stream.

Integrated Metry.io API, collecting energy usage data (energy, water, gas, heating, cooling). Automatically created sensors in MySQL, enabling data use for billing, analytics, and usage alerts.

Integrated internal building automation software ("Cream") with building management systems. Collected and processed sensor data and tags using Azure Event Hub and a TypeScript Azure Function in Kubernetes, enabling data-driven analysis.

Integrated SharePoint, making key building documents (maintenance records, safety plans, etc.) accessible via a web portal. Used Azure Functions and Blob Storage for processing and storage; metadata stored in MySQ

(All integrations involved TypeScript/NestJS API development for database access.)

Responsible for integrating key data sources, including pricing, route, and customer information, into the company's systems.

Developed and implemented a data processing pipeline using Python 3 and Pandas on Apache NiFi to enable daily pricing decisions through real-time competitor analysis.

Constructed and maintained an AWS Lambda-based API, providing the team with immediate access to accurate pricing data, improving decision-making speed and efficiency.

Developed and maintained robust data validation processes using Python 3 and SQL, ensuring data quality and integrity.

Designed and developed multiple Android applications, ranging from new projects to enhancements of existing apps. Notable projects include implementing a robust mobile app authorization system using Auth0 for a client, significantly improving app security.